[Bug c++/56614] [4.7/4.8 Regression] error: default argument 'std::vector<E>(std::initializer_list<E>{((const E*)(& ._0)), 1u}, (*(const std::allocator<E>*)(& std::allocator<E>())))' uses local variable '._0'

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56614

--- Comment #2 from Paolo Carlini <paolo.carlini at oracle dot com> 2013-03-13 17:29:02 UTC ---
A few details can be removed from the testcase:

#include <initializer_list>

struct vector
{
  vector(std::initializer_list<int>);
};

void func();

struct C
{
  template<typename T>
    C(T, vector = vector({}));
};

C c(func);